Answer:
The movement helped spawn a national crisis that forced intervention by the federal government to overturn segregation laws in southern states, restore voting rights for African-Americans, and end legal discrimination in housing, education and employment.
If you deleted your first time of you asking it i had said the answer i think is B.
The answer here would be C-President Truman never asked Congress for a formal declaration of war.
Well first of all, the Constitution can be interpreted in many different ways just like any other passage that you might read.These interpretations change over time based on events that happen and society changing.For example the Second Amendment has the possibility of being repealed in the near future because of public shootings.
An amendment is the only way to change the Constitution and they are formal as I'm pretty sure that both houses of Congress-the Senate and the House of Representatives- has to agree to the change.
Ancient societies like the Mayans had a social structure similar to Egypt's pyramid structure. Hope this helps :)